Ken MacLeodnewscience fiction authorNew and/or improved methods of generation and transmission could achieve the modest goal of bringing electricity to every household on earth and the greater goal of making the whole carbon issue irrelevant

Patrick Marmionwriter, arts journalist and founder of the Soap Box debating forumThe relationship of the individual and the state needs to be culturally redefined in order to prevent the state defining that relationship by default.

Kevin McCullaghdirector of PlanSolutions to a looming identity crisis in design include: a bolder and more discerning approach to innovation, a clear view of Britain’s role in the future global division of creative labour and a new knowledge map of design.

Fiona McEwennewresearcher at the Social, Genetic and Developmental Psychiatry Centre at King’s College London, and veterinary locumCan we reconcile the principle of animal welfare being paramount with the role of animals in providing for the needs of human society - be it food, sport, companionship or research?

Dr Alan McHughenbiotechnology specialist and geneticist at the University of California in RiversideOnly when people think critically, reject dogmatic beliefs and deploy appropriate technologies can we even contemplate future human generations

Jonathan Meadeswriter and broadcasterThe secularisation of society is vital.

Munira Mirzawriter, broadcaster and researcher on multiculturalism and cultural policyWe need to challenge the cautious climate where people are inhibited by speech codes, behavioural guidelines and the fear of causing offence.